From mboxrd@z Thu Jan 1 00:00:00 1970 From: christoffer.dall@linaro.org (Christoffer Dall) Date: Wed, 30 Apr 2014 04:15:54 -0700 Subject: [PATCH 3/5] KVM: ARM: vgic: Fix sgi dispatch problem In-Reply-To: <1398856556-13199-1-git-send-email-christoffer.dall@linaro.org> References: <1398856556-13199-1-git-send-email-christoffer.dall@linaro.org> Message-ID: <1398856556-13199-4-git-send-email-christoffer.dall@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Haibin Wang When dispatch SGI(mode == 0), that is the vcpu of VM should send sgi to the cpu which the target_cpus list. So, there must add the "break" to branch of case 0. Cc: # 3.10+ Signed-off-by: Haibin Wang Acked-by: Marc Zyngier Signed-off-by: Christoffer Dall --- virt/kvm/arm/vgic.c | 1 + 1 file changed, 1 insertion(+) diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c index 47b2983..7e8b44e 100644 --- a/virt/kvm/arm/vgic.c +++ b/virt/kvm/arm/vgic.c @@ -916,6 +916,7 @@ static void vgic_dispatch_sgi(struct kvm_vcpu *vcpu, u32 reg) case 0: if (!target_cpus) return; + break; case 1: target_cpus = ((1 << nrcpus) - 1) & ~(1 << vcpu_id) & 0xff; -- 1.8.5.2